[trans-mish-uhn, tranz-]


the act or process of transmitting.
the fact of being transmitted.
something that is transmitted.
  1. transference of force between machines or mechanisms, often with changes of torque and speed.
  2. a compact, enclosed unit of gears or the like for this purpose, as in an automobile.
Radio and Television. the broadcasting of electromagnetic waves from one location to another, as from a transmitter to a receiver.
Physics. transmittance.

Origin of transmission

1605–15; < Latin trānsmissiōn- (stem of trānsmissiō) a sending across, equivalent to trānsmiss(us) (past participle of trānsmittere to send across) + -iōn- -ion. See trans-, mission
Related formstrans·mis·sive [trans-mis-iv, tranz-] /trænsˈmɪs ɪv, trænz-/, adjectivetrans·mis·sive·ly, adverbtrans·mis·sive·ness, nounnon·trans·mis·sion, nounpre·trans·mis·sion, nounre·trans·mis·sion, nounun·trans·mis·sive, adjective

Synonyms for transmission Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for transmission

Contemporary Examples of transmission

Historical Examples of transmission

British Dictionary definitions for transmission



the act or process of transmitting
something that is transmitted
the extent to which a body or medium transmits light, sound, or some other form of energy
the transference of motive force or power
a system of shafts, gears, torque converters, etc, that transmits power, esp the arrangement of such parts that transmits the power of the engine to the driving wheels of a motor vehicle
the act or process of sending a message, picture, or other information from one location to one or more other locations by means of radio waves, electrical signals, light signals, etc
a radio or television broadcast
Derived Formstransmissible, adjectivetransmissibility, nountransmissive, adjectivetransmissively, adverbtransmissiveness, noun

Word Origin for transmission

C17: from Latin transmissiō a sending across; see transmit
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for transmission

1610s, "conveyance from one place to another," from Latin transmissionem (nominative transmissio) "a sending over or across, passage," from transmissus, past participle of transmittere "send over or across" (see transmit). Meaning "part of a motor vehicle that regulates power from the engine to the axle" is first recorded 1894.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for transmission


[trăns-mĭshən, trănz-]


The conveyance of disease from one person to another.
The passage of a nerve impulse across synapses or at myoneural junctions.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.